AirHint found the following cheapest return flights from Montreal (YUL) to Athens (ATH) in June 2026 (see full year).

Return flights

22 Jun - 07 Jul	Air Transat	direct
22 Jun - 05 Jul	Air Transat	direct
22 Jun - 03 Jul	Air Transat	direct
22 Jun - 29 Jun	Air Transat
08 Jun - 15 Jun	Air Canada	direct
12 Jun - 19 Jun	FrenchBee
01 Jun - 08 Jun	Air Canada
09 Jun - 16 Jun	Air Canada
05 Jun - 12 Jun	FrenchBee
15 Jun - 22 Jun	Air Canada
10 Jun - 17 Jun	Air Transat
29 Jun - 06 Jul	Air Transat
02 Jun - 09 Jun	SWISS
16 Jun - 23 Jun	Air Canada
30 Jun - 07 Jul	Air Transat	direct
25 Jun - 02 Jul	Air Transat
27 Jun - 04 Jul	Air Transat
24 Jun - 15 Jul	KLM
24 Jun - 01 Jul	TAP
26 Jun - 03 Jul	TAP

Also check the deals for one-way flights from Montreal to Athens in June.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Montreal to Athens in June from $713

Return flights